SH7618 Datasheet, PDF (250/646 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7618 Series

Section 10 Power-Down Modes
10.3.1 Standby Control Register (STBCR)
STBCR is an 8-bit readable/writable register that specifies the state of the power-down mode.
Initial
Bit
Bit Name Value R/W
7
STBY
0
R/W
6 to 4 
All 0
R
3
MDCHG 0
R/W
2 to 0 
All 0
R
Description
Standby
Specifies transition to software standby mode.
0: Executing SLEEP instruction makes this LSI
sleep mode
1: Executing SLEEP instruction makes this LSI
software standby mode
Reserved
These bits are always read as 0. The write value
should always be 0.
MD2 to MD0 Pin Control
Specifies whether or not the values of pins MD2 to
MD0 are reflected in software standby mode. The
values of pins MD2 to MD0 are reflected at
returning from software standby mode by an
interrupt when the MDCHG bit has been set to 1.
0: The values of pins MD2 to MO0 are not reflected
in software standby mode.
1: The values of pins MD2 to MD0 are reflected in
software standby mode.
Reserved
These bits are always read as 0. The write value
should always be 0.
Rev. 6.00 Jun. 12, 2007 Page 218 of 610
REJ09B0131-0600